1.Nf3 Nf6 2.g3 d5 3.Bg2 c6 4.O-O Bf5
The King's Indian Attack, with Bf5 starts with 1.Nf3 Nf6 2.g3 d5 3.Bg2 c6 4.O-O Bf5 and is catalogued under ECO A07, in the flank openings half of the book. The catalog indexes 5 lines inside it, grouped into 1 named variation.
Current setup
Move ideas
Develops a knight toward the center, where it controls e5 and d4.
Idea: Add central influence while preparing to castle kingside.
Develops the knight to f6, bringing it into the game.
Idea: Improve piece coordination and clear the back rank for castling and the rooks.
Advances the g-pawn to gain kingside space and control new squares.
Idea: Create useful wing space while keeping the central structure flexible.
Advances to d5 to claim central space and control nearby key squares.
Idea: Give the pieces room to develop behind a durable central foothold.
Develops the bishop to g2, bringing it into the game.
Idea: Improve piece coordination and clear the back rank for castling and the rooks.
Advances the c-pawn to gain queenside space and control new squares.
Idea: Create useful wing space while keeping the central structure flexible.
Tucks the king away and activates the rook in a single move.
Idea: Finish kingside development so the central pieces can coordinate safely.
Develops the bishop to f5, bringing it into the game.
Idea: Improve piece coordination and clear the back rank for castling and the rooks.
Advances to d3 to claim central space and control nearby key squares.
Idea: Give the pieces room to develop behind a durable central foothold.
Advances the h-pawn to gain kingside edge space and control new squares.
Idea: Create useful wing space while keeping the central structure flexible.
Advances the c-pawn to gain queenside space and control new squares.
Idea: Create useful wing space while keeping the central structure flexible.
Captures the pawn on c4 and changes the local pawn or piece balance.
Idea: Open lines in the queenside and reshape the center for the next phase.
Waiting for Lichess game popularity.
Each line below is an indexed entry under King's Indian Attack, with Bf5. Open one to load it on the board and keep exploring from that position.
ECO groups openings by the structures they lead to, so these families tend to share plans with the King's Indian Attack, with Bf5.